The table below looks at the statistics for Log4j skills in IT jobs advertised across the UK. Included is a guide to the salaries offered in IT jobs that have cited Log4j over the 3 months to 25 February 2017 with a comparison to the same period over the previous 2 years.

3 months to
25 Feb 2017
Same period 2016 Same period 2015
Apache Log4j
UK
Rank 836 924 927
Rank change year-on-year
+88 +3
Permanent jobs citing Log4j 5 15 39
As % of all permanent IT jobs located in the UK 0.006% 0.015% 0.037%
As % of the Development Applications category 0.031% 0.082% 0.22%
Number of salaries quoted 4 10 34
Median salary £46,750 £60,000 £55,000
Median salary % change year-on-year
-22.08% +9.09%
90% offered a salary of more than £36,000 £39,500 £35,000
10% offered a salary of more than £57,500 £71,000 £57,500
UK excluding London median salary £57,500 £60,000 £55,000
% change year-on-year
-4.16% +9.09%

The following table is for comparison with the above and provides statistics for the entire Development Applications category in permanent jobs advertised across the UK.

Development Applications Category
UK
Permanent IT job ads with a match in the
Development Applications category
15891 18334 17343
As % of all permanent IT jobs located in the UK 19.16% 17.96% 16.26%
Number of salaries quoted 13439 15704 14699
Median salary £50,000 £47,500 £45,000
Median salary % change year-on-year
+5.26% +5.55%
90% offered a salary of more than £33,500 £32,500 £32,500
10% offered a salary of more than £70,000 £65,000 £67,500
UK excluding London median salary £42,500 £42,500 £40,000
% change year-on-year
- +6.25%

Log4j
Jobs Demand Trend

The demand trend of job ads citing Log4j as a proportion of all IT jobs with a match in the Development Applications category.

Log4j Jobs Demand Trend in the UK

Log4j
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Log4j within the UK.

Log4j Salary Trend in the UK

Log4j
Salary Histogram

This chart provides a salary histogram for IT jobs citing Log4j over the 3 months to 25 February 2017 within the UK.

Log4j Salary Histogram in the UK

Log4j
Top 5 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Log4j within the UK over the 3 months to 25 February 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +90 5 £46,750 -22.08% 2
London +80 4 £36,000 -10.00% 1
Nottingham - 1 £57,500 -
Nottinghamshire - 1 £57,500 - 1
East Midlands - 1 £57,500 - 1

Log4j
Top 30 Related IT Skills

For the 6 months to 25 February 2017, IT jobs citing Log4j also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for Log4j.

1 28 (100.00%) Java
2 24 (85.71%) XML
3 23 (82.14%) SQL
4 22 (78.57%) Web Services
5 21 (75.00%) Tomcat
6 20 (71.43%) JMS
6 20 (71.43%) J2EE
6 20 (71.43%) Oracle
7 19 (67.86%) JUnit
7 19 (67.86%) Linux
7 19 (67.86%) Apache
8 16 (57.14%) WebSphere
8 16 (57.14%) Relational Database
9 15 (53.57%) Spring
9 15 (53.57%) Hibernate
9 15 (53.57%) SOAP
10 14 (50.00%) JSP
11 13 (46.43%) Maven
12 12 (42.86%) IBM
12 12 (42.86%) JDBC
12 12 (42.86%) WebLogic
12 12 (42.86%) SQL Server
12 12 (42.86%) Apache Commons
12 12 (42.86%) JPA
13 11 (39.29%) MySQL
13 11 (39.29%) UML
13 11 (39.29%) Eclipse
14 10 (35.71%) Subversion
14 10 (35.71%) MVC
14 10 (35.71%) ETL

Log4j
Top Related IT Skills by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 21 (75.00%) Tomcat
2 19 (67.86%) Apache
3 16 (57.14%) WebSphere
4 12 (42.86%) WebLogic
5 10 (35.71%) Adobe Experience Manager
5 10 (35.71%) JBoss
6 8 (28.57%) Oracle SOA Suite
7 6 (21.43%) CMS
7 6 (21.43%) MQSeries
8 2 (7.14%) WebLogic Portal
9 1 (3.57%) Confluence
9 1 (3.57%) Mule
9 1 (3.57%) Mule ESB
Applications
1 3 (10.71%) MS Excel
1 3 (10.71%) MS Office
Business Applications
1 6 (21.43%) Magento
Cloud Services
1 1 (3.57%) Amazon AWS
Communications & Networking
1 6 (21.43%) Internet
2 4 (14.29%) SMTP
3 2 (7.14%) HTTPS
4 1 (3.57%) HTTP
4 1 (3.57%) LDAP
4 1 (3.57%) TCP/IP
Database & Business Intelligence
1 16 (57.14%) Relational Database
2 12 (42.86%) SQL Server
3 11 (39.29%) MySQL
4 10 (35.71%) DB2
5 9 (32.14%) Jackrabbit
6 8 (28.57%) RDBMS
7 4 (14.29%) Data Warehouse
7 4 (14.29%) Hazelcast
7 4 (14.29%) Oracle Database
7 4 (14.29%) Oracle Database 10g
7 4 (14.29%) Oracle Database 11g
7 4 (14.29%) SSDT
8 1 (3.57%) Apache Cassandra
8 1 (3.57%) Big Data
8 1 (3.57%) MongoDB
Development Applications
1 19 (67.86%) JUnit
2 13 (46.43%) Maven
3 11 (39.29%) Eclipse
4 10 (35.71%) Subversion
5 7 (25.00%) Git (software)
6 6 (21.43%) Mockito
6 6 (21.43%) Talend Open Studio
7 2 (7.14%) Ant
7 2 (7.14%) Atlassian Bamboo
7 2 (7.14%) JIRA
7 2 (7.14%) JMeter
7 2 (7.14%) MyEclipse
8 1 (3.57%) EasyMock
8 1 (3.57%) Fiddler
8 1 (3.57%) FishEye
8 1 (3.57%) Hudson
8 1 (3.57%) LoadRunner
8 1 (3.57%) Selenium
8 1 (3.57%) SoapUI
8 1 (3.57%) XMLUnit
General
1 6 (21.43%) Banking
1 6 (21.43%) Finance
2 5 (17.86%) Investment Banking
3 4 (14.29%) Front Office
4 3 (10.71%) Publishing
5 1 (3.57%) Financial Institution
Job Titles
1 18 (64.29%) Developer
1 18 (64.29%) Java Developer
2 11 (39.29%) Senior Developer
2 11 (39.29%) Senior Java Developer
3 6 (21.43%) Agile Developer
3 6 (21.43%) Agile Java Developer
3 6 (21.43%) J2EE Developer
3 6 (21.43%) Java/J2EE Developer
3 6 (21.43%) Unix Developer
4 4 (14.29%) Java Programmer
4 4 (14.29%) Programmer
5 3 (10.71%) Development Manager
5 3 (10.71%) Java Development Manager
5 3 (10.71%) Oracle Development Manager
5 3 (10.71%) Risk Manager
5 3 (10.71%) Technical Leader
6 2 (7.14%) Consultant
6 2 (7.14%) Technical Consultant
6 2 (7.14%) Technical Development Manager
6 2 (7.14%) Technical Manager
Libraries, Frameworks & Software Standards
1 24 (85.71%) XML
2 22 (78.57%) Web Services
3 20 (71.43%) J2EE
3 20 (71.43%) JMS
4 15 (53.57%) Hibernate
4 15 (53.57%) SOAP
4 15 (53.57%) Spring
5 14 (50.00%) JSP
6 12 (42.86%) Apache Commons
6 12 (42.86%) JDBC
6 12 (42.86%) JPA
7 10 (35.71%) RESTful
7 10 (35.71%) XSLT
8 9 (32.14%) HTML
8 9 (32.14%) JAX-RS
8 9 (32.14%) JAX-WS
9 8 (28.57%) Apache OpenJPA
9 8 (28.57%) Guava
9 8 (28.57%) Spring MVC
9 8 (28.57%) Spring Web Flow
Miscellaneous
1 5 (17.86%) Client/Server
2 4 (14.29%) Computer Science
2 4 (14.29%) Credit Risk
3 3 (10.71%) Analytical Skills
3 3 (10.71%) OTC Derivatives
4 1 (3.57%) New Media
Operating Systems
1 19 (67.86%) Linux
2 10 (35.71%) Unix
3 6 (21.43%) HPUX
3 6 (21.43%) Solaris
4 5 (17.86%) Windows
5 4 (14.29%) Red Hat Enterprise Linux
6 3 (10.71%) Android
6 3 (10.71%) Apple iOS
Processes & Methodologies
1 11 (39.29%) UML
2 10 (35.71%) ETL
2 10 (35.71%) MVC
3 9 (32.14%) SOA
3 9 (32.14%) TDD
4 8 (28.57%) Agile Software Development
4 8 (28.57%) Mentoring
4 8 (28.57%) OO
4 8 (28.57%) OOP
5 7 (25.00%) E-Commerce
6 6 (21.43%) Dependency Management
6 6 (21.43%) RAD
7 5 (17.86%) Web Development
8 4 (14.29%) Migration
8 4 (14.29%) Risk Management
8 4 (14.29%) Use Case
9 3 (10.71%) Android Development
9 3 (10.71%) Continuous Integration
9 3 (10.71%) iOS Development
10 2 (7.14%) SDLC
Programming Languages
1 28 (100.00%) Java
2 23 (82.14%) SQL
3 7 (25.00%) JavaScript
4 4 (14.29%) ANSI SQL
4 4 (14.29%) Data Analysis Expressions (DAX)
4 4 (14.29%) ECMAScript
4 4 (14.29%) Perl
4 4 (14.29%) PL/SQL
5 3 (10.71%) VBA
6 1 (3.57%) Bash Shell
6 1 (3.57%) Groovy
6 1 (3.57%) Scala
Qualifications
1 4 (14.29%) Degree
Quality Assurance & Compliance
1 1 (3.57%) QA
System Software
1 1 (3.57%) Docker
Systems Management
1 4 (14.29%) Control-M
2 1 (3.57%) Grafana
2 1 (3.57%) Graphite
2 1 (3.57%) HP SiteScope
2 1 (3.57%) Nagios
2 1 (3.57%) ZABBIX
Vendors
1 20 (71.43%) Oracle
2 12 (42.86%) IBM
3 8 (28.57%) Google
4 6 (21.43%) ATG
4 6 (21.43%) Blue Martini
4 6 (21.43%) Talend
5 4 (14.29%) Adobe
5 4 (14.29%) Informatica
5 4 (14.29%) Red Hat
5 4 (14.29%) Sybase
6 2 (7.14%) Cognizant
6 2 (7.14%) Misys
7 1 (3.57%) Dynatrace
7 1 (3.57%) HP
7 1 (3.57%) SOASTA, Inc
Nottinghamshire
Experian
Salary: Pension, Bonus, Car
Posted: Yesterday
London
Cognizant
Salary: Competitive + Benefits
Posted: 24 days ago